Entity dossier

Bot Landscape / Ecosystem / Entity dossiers / GR00T N1-2B

Model model--gr00t-n1-2b

GR00T N1-2B

Open robot foundation model trained on real, synthetic, and internet video data.

Also known as GR00T N1

Reviewed relationships 1

  1. Verified

    NVIDIA Organization publishes GR00T N1-2B

    Scope research release

    Boundary N1-2B remains a distinct versioned model node from the current 1.7 platform.

    First observed · reviewed · [R1] · Show in graph

Canonical evidence claims 11

Claims are projected from authored tables. A dash remains an explicit missing value; it is never filled from a neighboring product or name match.

Robot foundation models — policy weights, not URDF assets Policy Model 11 rows · 1 declared gap

MetricValue and evidence
Code licenseApache-2.0 [M1]
Kindopen VLA; dual-system VLM + DiT flow matching [R1]
PaperarXiv:2503.14734 [R1]
Parameter count2.2B total; 1.34B in the VLM [R1]
Public API Declared gap
Public benchmark tablepaper tables only [R1]
Public datearXiv 2025-03-18 [R1]
Published latency / rate16-action chunk 63.9 ms on L40, bf16 [R1]
Stated embodiments in the sourceFourier GR-1 collect; 1X thanked for hardware [R1]
Stated training datareal-robot trajectories, human video, synthetic; Fourier GR-1 collect named [R1]
Weightsreleased with Isaac-GR00T; NVIDIA Open Model License [M1]

Source ledger 2

  1. [M1]ManualNVIDIA — Isaac-GR00T repository. Type: official code / weights. License: Apache-2.0 code; NVIDIA Open Model License named for N1-era weights. Retrieved: 2026-08-29.Retrieved
  2. [R1]ResearchNVIDIA — GR00T N1: An Open Foundation Model for Generalist Humanoid Robots. Type: research paper. ID: arXiv:2503.14734. Retrieved: 2026-08-29.Retrieved

What is not inferred

No fuzzy entity matching, adjacent-column borrowing, universal compatibility, commercial maturity, or checkpoint-to-product identity. Absence of a relation means unreviewed or unsupported here—not proven incompatibility.